var date = new Date();
var seperator1 = "-";
var month = date.getMonth() + 1;
var strDate = date.getDate();
if (month >= 1 && month <= 9) {
    month = "0" + month;
}
if (strDate >= 0 && strDate <= 9) {
    strDate = "0" + strDate;
}
var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate;
document.write(currentdate);